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MPC8280 Datasheet(PDF) 564 Page - Freescale Semiconductor, Inc |
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MPC8280 Datasheet(HTML) 564 Page - Freescale Semiconductor, Inc |
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564 / 1386 page  Communications Processor Module Overview MPC8280 PowerQUICC II Family Reference Manual, Rev. 1 14-14 Freescale Semiconductor 14.4.1.1 CP Commands The CP command opcodes are shown in Table 14-7. 26–27 EP Endpoint logical pipe number. (Only in USB. Otherwise reserved.) 00 ENDPOINT 0 01 ENDPOINT 1 10 ENDPOINT 2 11 ENDPOINT 3 28–31 OPCODE Operation code. Settings are listed in Table 14-7. 1 Set according to OPCODE[28-31]. If OPCODE is 1010, SBC must be 01110. Refer to Table 14-7. ATM functionality not available on the MPC8270. 2 Not available on the MPC8270 and the MPC8275. 3 Not available on the MPC8270. Table 14-7. CP Command Opcodes Opcode Channel FCC USB SCC SMC (UART/ Transparent) SMC (GCI) SPI I2C IDMA MCC Timer Special 0000 INIT RX AND TX PARAMS — INIT RX AND TX PARAMS INIT RX AND TX PARAMS INIT RX AND TX PARAMS INIT RX AND TX PARAMS INIT RX AND TX PARAMS — INIT RX AND TX PARAMS —— 0001 INIT RX PARAMS — INIT RX PARAMS INIT RX PARAMS — INIT RX PARAMS INIT RX PARAMS — INIT RX PARAMS —— 0010 INIT TX PARAMS — INIT TX PARAMS INIT TX PARAMS — INIT TX PARAMS INIT TX PARAMS — INIT TX PARAMS —— 0011 ENTER HUNT MODE — ENTER HUNT MODE ENTER HUNT MODE —— — — INIT MCC RX AND TX PARAMS (one channel) —— 0100 STOP TX — STOP TX STOP TX —— — — MCC STOP TX —— 0101 GRACEFUL STOP TX — GRACEFUL STOP TX —— — — — INIT MCC TX PARAMS (one channel) —— 0110 RESTART TX — RESTART TX RESTART TX —— — — INIT MCC RX PARAMS (one channel) —— 0111 — — CLOSE RX BD CLOSE RX BD —CLOSE RX BD CLOSE RX BD — MCC RESET —— 1000 SET GROUP ADDRESS — SET GROUP ADDRESS —— — — — — SET TIMER — Table 14-6. CP Command Register Field Descriptions (continued) Bit Name Description |
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